SUMMARY: Help! You've been robbed! A plagiarist is *borrowing* your valuable content and posting it to his site without your permission. No one's safe. If you have an RSS feed on your site, this is already happening to you.
What can you do? First, take a deep breath. Then track down the culprit who's taking your copyrighted content (articles, photos, videos, samples, templates, etc.) and make him stop. Includes a sample cease-and-desist letter, takedown notice and lots of useful resources.